.masonry3 {
  display: flex;
  flex-direction: row;
  max-height: 80vh;
  // overflow: hidden;
  overflow-y: auto;
  .colmun {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 0 2px;
    .item {
      margin-bottom: 5px;
      width: 100%;
    }
  }
}
